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authorAkira Kakuto <kakuto@fuk.kindai.ac.jp>2017-06-20 01:56:21 +0000
committerAkira Kakuto <kakuto@fuk.kindai.ac.jp>2017-06-20 01:56:21 +0000
commitbbda1cc717797ba68eb2eda0dd18205ea4413009 (patch)
tree2ab54b718e2475169b65b58818934da04c602e36 /Build/source/libs/freetype2/freetype-src/docs/reference/ft2-lcd_filtering.html
parentff31ae48b941d2911b213d6fcf6043bfecf803ef (diff)
freetype2 2.8.0
git-svn-id: svn://tug.org/texlive/trunk@44650 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/libs/freetype2/freetype-src/docs/reference/ft2-lcd_filtering.html')
-rw-r--r--Build/source/libs/freetype2/freetype-src/docs/reference/ft2-lcd_filtering.html34
1 files changed, 31 insertions, 3 deletions
diff --git a/Build/source/libs/freetype2/freetype-src/docs/reference/ft2-lcd_filtering.html b/Build/source/libs/freetype2/freetype-src/docs/reference/ft2-lcd_filtering.html
index 27d74da8ac5..c82fec43f81 100644
--- a/Build/source/libs/freetype2/freetype-src/docs/reference/ft2-lcd_filtering.html
+++ b/Build/source/libs/freetype2/freetype-src/docs/reference/ft2-lcd_filtering.html
@@ -3,7 +3,7 @@
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
-<title>FreeType-2.7.1 API Reference</title>
+<title>FreeType-2.8 API Reference</title>
<style type="text/css">
a:link { color: #0000EF; }
a:visited { color: #51188E; }
@@ -100,13 +100,13 @@
<body>
<table class="index-toc-link"><tr><td class="left">[<a href="ft2-index.html">Index</a>]</td><td class="right">[<a href="ft2-toc.html">TOC</a>]</td></tr></table>
-<h1>FreeType-2.7.1 API Reference</h1>
+<h1>FreeType-2.8 API Reference</h1>
<h1 id="lcd_filtering">LCD Filtering</h1>
<h2>Synopsis</h2>
<table class="synopsis">
<tr><td><a href="#FT_LcdFilter">FT_LcdFilter</a></td><td><a href="#FT_Library_SetLcdFilterWeights">FT_Library_SetLcdFilterWeights</a></td></tr>
-<tr><td><a href="#FT_Library_SetLcdFilter">FT_Library_SetLcdFilter</a></td><td></td></tr>
+<tr><td><a href="#FT_Library_SetLcdFilter">FT_Library_SetLcdFilter</a></td><td><a href="#FT_PARAM_TAG_LCD_FILTER_WEIGHTS">FT_PARAM_TAG_LCD_FILTER_WEIGHTS</a></td></tr>
</table>
@@ -236,6 +236,7 @@
<h4>note</h4>
<p>Due to <b>PATENTS</b> covering subpixel rendering, this function doesn't do anything except returning &lsquo;FT_Err_Unimplemented_Feature&rsquo; if the configuration macro FT_CONFIG_OPTION_SUBPIXEL_RENDERING is not defined in your build of the library, which should correspond to all default builds of FreeType.</p>
+<p>LCD filter weights can also be set per face using <a href="ft2-base_interface.html#FT_Face_Properties">FT_Face_Properties</a> with <a href="ft2-lcd_filtering.html#FT_PARAM_TAG_LCD_FILTER_WEIGHTS">FT_PARAM_TAG_LCD_FILTER_WEIGHTS</a>.</p>
<h4>since</h4>
<p>2.4.0</p>
@@ -243,5 +244,32 @@
<hr>
<table class="index-toc-link"><tr><td class="left">[<a href="ft2-index.html">Index</a>]</td><td class="middle">[<a href="#">Top</a>]</td><td class="right">[<a href="ft2-toc.html">TOC</a>]</td></tr></table></div>
+<div class="section">
+<h3 id="FT_PARAM_TAG_LCD_FILTER_WEIGHTS">FT_PARAM_TAG_LCD_FILTER_WEIGHTS</h3>
+<p>Defined in FT_LCD_FILTER_H (freetype/ftlcdfil.h).</p>
+<pre>
+#define <b>FT_PARAM_TAG_LCD_FILTER_WEIGHTS</b> \
+ <a href="ft2-basic_types.html#FT_MAKE_TAG">FT_MAKE_TAG</a>( 'l', 'c', 'd', 'f' )
+
+
+ /*
+ * @type:
+ * FT_LcdFiveTapFilter
+ *
+ * @description:
+ * A <span class="keyword">typedef</span> for passing the five LCD filter weights to
+ * @<a href="ft2-base_interface.html#FT_Face_Properties">FT_Face_Properties</a> within an @<a href="ft2-base_interface.html#FT_Parameter">FT_Parameter</a> structure.
+ *
+ */
+#define FT_LCD_FILTER_FIVE_TAPS 5
+
+ <span class="keyword">typedef</span> <a href="ft2-basic_types.html#FT_Byte">FT_Byte</a> FT_LcdFiveTapFilter[FT_LCD_FILTER_FIVE_TAPS];
+</pre>
+
+<p>An <a href="ft2-base_interface.html#FT_Parameter">FT_Parameter</a> tag to be used with <a href="ft2-base_interface.html#FT_Face_Properties">FT_Face_Properties</a>. The corresponding argument specifies the five LCD filter weights for a given face (if using <a href="ft2-base_interface.html#FT_LOAD_TARGET_XXX">FT_LOAD_TARGET_LCD</a>, for example), overriding the global default values or the values set up with <a href="ft2-lcd_filtering.html#FT_Library_SetLcdFilterWeights">FT_Library_SetLcdFilterWeights</a>.</p>
+
+<hr>
+<table class="index-toc-link"><tr><td class="left">[<a href="ft2-index.html">Index</a>]</td><td class="middle">[<a href="#">Top</a>]</td><td class="right">[<a href="ft2-toc.html">TOC</a>]</td></tr></table></div>
+
</body>
</html>